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4UZU

Three-dimensional structure of a variant `Termamyl-like' Geobacillus stearothermophilus alpha-amylase at 1.9 A resolution

Functional Information from GO Data
ChainGOidnamespacecontents
A0004553molecular_functionhydrolase activity, hydrolyzing O-glycosyl compounds
A0004556molecular_functionalpha-amylase activity
A0005509molecular_functioncalcium ion binding
A0005576cellular_componentextracellular region
A0005975biological_processcarbohydrate metabolic process
A0016787molecular_functionhydrolase activity
A0016798molecular_functionhydrolase activity, acting on glycosyl bonds
A0046872molecular_functionmetal ion binding
Functional Information from PDB Data
site_idAC1
Number of Residues6
DetailsBINDING SITE FOR RESIDUE CA A 1483
ChainResidue
AASP162
AALA182
AASP184
AASP203
AHOH2185
AHOH2199

site_idAC2
Number of Residues5
DetailsBINDING SITE FOR RESIDUE CA A 1484
ChainResidue
AHIS236
AHOH2110
AASP105
AASP195
AASP201

site_idAC3
Number of Residues6
DetailsBINDING SITE FOR RESIDUE CA A 1485
ChainResidue
AGLY301
APHE303
ASER404
AASP405
AASP428
AHOH2298

site_idAC4
Number of Residues4
DetailsBINDING SITE FOR RESIDUE CL A 1486
ChainResidue
AGLN128
AGLN128
AGLN128
AGLN128

site_idAC5
Number of Residues4
DetailsBINDING SITE FOR RESIDUE CL A 1487
ChainResidue
ALYS177
ALYS177
AHOH2200
AHOH2200

site_idAC6
Number of Residues5
DetailsBINDING SITE FOR RESIDUE NA A 1491
ChainResidue
AASP162
AASP184
AASP195
AASP201
ALEU202

site_idAC7
Number of Residues5
DetailsBINDING SITE FOR RESIDUE NA A 1492
ChainResidue
AHOH2143
AHOH2144
AHOH2145
AHOH2155
AHOH2156

site_idAC8
Number of Residues5
DetailsBINDING SITE FOR RESIDUE NA A 1490
ChainResidue
AASP232
AGLU262
AHOH2241
AHOH2242
AHOH2261

site_idAC9
Number of Residues2
DetailsBINDING SITE FOR RESIDUE GLY A 1488
ChainResidue
ATYR134
AHOH2134

site_idBC1
Number of Residues3
DetailsBINDING SITE FOR RESIDUE GLY A 1489
ChainResidue
AGLY109
ATYR199
AHOH2186

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsActive site: {"description":"Nucleophile"}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues1
DetailsActive site: {"description":"Proton donor"}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues14
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"11226887","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1HVX","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues1
DetailsSite: {"description":"Transition state stabilizer","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

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PDB entries from 2025-11-05

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